Finding the Fourth Proportional to 22,423.96, 30,946.98 and 12,354.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,423.96 : 30,946.98 = 12,354.28 : x
2. Step 2: Convert to fraction form
   22,423.96/30,946.98 = 12,354.28/x
3. Step 3: Cross multiply
   22,423.96x = 30,946.98 × 12,354.28
4. Step 4: Simplify right side
   22,423.96x = 382,327,656.07
5. Step 5: Solve for x
   x = 382,327,656.07/22,423.96
6. Step 6: Final answer
   x = 17,049.96